* Build MobyMask web-app at container build step
* Fix web-app start script to use env variables in config
* Replace variables in built web-app files
* Use published mobymask-ui package from gitea
* Use published react-peer/test-app from gitea
* Remove local gitea publish TODO
Former-commit-id: cf79f0de0adccbd8812ed23a3d0a013cd5af7ff8
